Tire sidewall



FIG. 1 is a perspective view of a tire sidewall showing our new design;

FIG. 2 is a front elevational view thereof; and,

FIG. 3 is an enlarged fragmentary perspective view thereof taken from FIG. 2 .

In the drawings, the broken dashed lines showing of the tire tread, inner bead and the peripheral boundary between the tire tread and the sidewall in FIGS. 1 through 3 , and further indicating an enlargement portion of the design, depict environmental subject matter and form no part of the claimed design. 

CLAIM The ornamental Design for a tire sidewall, as shown and described. 